Figure. N. venezuelensis, holotype. Left - Lateral view of arm crown showing the relative thickness of arms II and III. Circular photophores can be seen on the base of arm III. Photograph by R. Young. Right - Large sucker from basal portion of arm IV. Drawing from Arocha (2003).

Tentacles

Tentacular club with suckers on carpus in 4 series, suckers on dactylus and manus small and in 4 series.

Dorsal surface near base of tail with large embedded photophore in midline beneath a dorsal window and surrounded by three small photophores at the periphery of the window.

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Figure. Views near the tail base in N. venezuelensis, holotype. Left - Dorsal view showing the window overlying the embedded photophore. Only the anterior of the three photophores surrounding the window can be clearly seen in the photograph. Right - Ventral view showing the embedded photophore which was apparently cut when the gladius was removed. Photographs by R. Young.

Dorsal tail with a series of five photophores in midline, termining at apex of tail.

Ventral surface of mantle with 6 pairs of photophores near or along lateral margins, one unpaired midline photophore near base of tail (ventral to large dorsal photophore).

Tail with a pair of lateral photophores (in addition to the dorsal series).

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Nematolampas venezuelensis: Description continued
Authored by
Richard E. Young and Michael Vecchione.
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